Silverado 3500 2WD V8-8.1L VIN G (2005)
Brake Shoe: Adjustments
Drum Brake Adjustment
Tools Required
^
J21177-A Drum to Brake Shoe Clearance Gage
Caution: Refer to Brake Dust Caution in Service Precautions.
Important: The rear brakes must be adjusted manually after replacing the rear brake shoes.
1. Remove the rear tire and wheel.
2. Remove the rear brake drum retainer, if necessary.
3. Loosen the adjuster nut for the park brakes.
Important: Before removing the brake drum, apply a small amount of penetrating oil around the wheel studs, axle shaft hub and brake drum.
4. Remove the rear brake drum.
5. Using the J21177-A, measure the inside diameter of the brake drum.
